13Zn+32HNO3-->13Zn(NO3)2+NH4NO3+N2+N2O+14H2O
2N+5 10e-->N2+10e
2N+5 +8-->2N+1
-->4N+5 +18e-->N2 + 2N+1
N+5 +8e--->N-3
-->5N+5 +26e-->N2 + 2N-1 +N-3 *1
Zn-->Zn+2 +2e *13
HNO3+NaOH-->NaNO3+H2O
NH4NO3+NaOH-->NaNO3+NH3+H2O
Zn(NO3)2+2NaOH-->Zn(OH)2+2NaNO3
Zn(OH)2+NaOH-->Na2ZnO2+H2O
3.3 Zn+HNO3-->Zn(NO3)2+NH4NO3+N2+H2O
2N+5 +10e-->N2
N+5 +8e-->N-3
-->3N+5+18e-->N2 + N-3 *1
Zn-->Zn2+ +2e *9
-->9Zn+22HNO3-->9Zn(NO3)2+NH4NO3+N2+9H2O
HNO3+NaOH-->NaNO3+H2O
NH4NO3+NaOH-->NaNO3+NH3+H2O
Zn(NO3)2+2NaOH-->Zn(OH)2+2NaNO3
Zn(OH)2+NaOH-->Na2ZnO2+H2O
